<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8"> <!-- 声明文档使用的字符编码 -->
  <meta name="viewport" content="width=device-width, initial-scale=1.0,user-scalable=0"><!-- 为移动设备添加 viewport -->
  <meta name="description" content="不超过150个字符"/>       <!-- 页面描述 -->
  <meta name="keywords" content=""/>      <!-- 页面关键词 -->
  <meta name="author" content="name, email@gmail.com"/>    <!-- 网页作者 -->
  <meta name="robots" content="index,follow"/>      <!-- 搜索引擎抓取 -->
  <meta name="apple-mobile-web-app-title" content="标题"> <!-- iOS 设备 begin -->
  <meta name="apple-mobile-web-app-capable" content="yes"/>  <!-- 添加到主屏后的标题（iOS 6 新增） -->
  <meta name="apple-itunes-app" content="app-id=myAppStoreID, affiliate-data=myAffiliateData, app-argument=myURL"> <!-- 是否启用 WebApp 全屏模式，删除苹果默认的工具栏和菜单栏 -->
  <meta name="apple-mobile-web-app-status-bar-style" content="black"/> <!-- 添加智能 App 广告条 Smart App Banner（iOS 6+ Safari） --> 
  <meta name="format-detection" content="telphone=no, email=no"/>  <!-- 设置苹果工具栏颜色 -->
  <meta name="renderer" content="webkit">  <!-- 启用360浏览器的极速模式(webkit) -->
  <meta name="HandheldFriendly" content="true">     <!-- 针对手持设备优化，主要是针对一些老的不识别viewport的浏览器，比如黑莓 -->
  <meta name="MobileOptimized" content="320">   <!-- 微软的老式浏览器 -->
  <meta name="screen-orientation" content="portrait">   <!-- uc强制竖屏 -->
  <meta name="x5-orientation" content="portrait">    <!-- QQ强制竖屏 -->
  <meta name="full-screen" content="yes">              <!-- UC强制全屏 -->
  <meta name="x5-fullscreen" content="true">       <!-- QQ强制全屏 -->
  <meta name="browsermode" content="application">   <!-- UC应用模式 -->
  <meta name="x5-page-mode" content="app">    <!-- QQ应用模式 -->
  <meta name="msapplication-tap-highlight" content="no">    <!-- windows phone 点击无高光 -->
  <meta http-equiv="X-UA-Compatible" content="IE=edge">     <!-- 避免IE使用兼容模式 -->
  <meta http-equiv="Cache-Control" content="no-siteapp" />    <!-- 不让百度转码 -->
  <meta http-equiv="pragma" content="no-cache"><!-- 设置页面不缓存 -->
  <meta http-equiv="cache-control" content="no-cache">
  <meta http-equiv="expires" content="0">
  <title>
    <%= htmlWebpackPlugin.options.title %>
  </title>
  <style>
    .overflow-hidden {
      height: 100vh;
      width: 100vw;
      overflow: hidden;
    }

    .loader {
      position: absolute;
      top: 0px;
      bottom: 0px;
      left: 0px;
      right: 0px;
      margin: auto;
      width: 175px;
      height: 100px;
    }

    .loader span {
      display: block;
      background: #ccc;
      width: 7px;
      height: 10%;
      border-radius: 14px;
      margin-right: 5px;
      float: left;
      margin-top: 25%;
    }

    .loader span:last-child {
      margin-right: 0px;
    }

    .loader span:nth-child(1) {
      animation: load 2.5s 1.4s infinite linear;
    }

    .loader span:nth-child(2) {
      animation: load 2.5s 1.2s infinite linear;
    }

    .loader span:nth-child(3) {
      animation: load 2.5s 1s infinite linear;
    }

    .loader span:nth-child(4) {
      animation: load 2.5s 0.8s infinite linear;
    }

    .loader span:nth-child(5) {
      animation: load 2.5s 0.6s infinite linear;
    }

    .loader span:nth-child(6) {
      animation: load 2.5s 0.4s infinite linear;
    }

    .loader span:nth-child(7) {
      animation: load 2.5s 0.2s infinite linear;
    }

    .loader span:nth-child(8) {
      animation: load 2.5s 0s infinite linear;
    }

    .loader span:nth-child(9) {
      animation: load 2.5s 0.2s infinite linear;
    }

    .loader span:nth-child(10) {
      animation: load 2.5s 0.4s infinite linear;
    }

    .loader span:nth-child(11) {
      animation: load 2.5s 0.6s infinite linear;
    }

    .loader span:nth-child(12) {
      animation: load 2.5s 0.8s infinite linear;
    }

    .loader span:nth-child(13) {
      animation: load 2.5s 1s infinite linear;
    }

    .loader span:nth-child(14) {
      animation: load 2.5s 1.2s infinite linear;
    }

    .loader span:nth-child(15) {
      animation: load 2.5s 1.4s infinite linear;
    }

    @keyframes load {
      0% {
        background: #ccc;
        margin-top: 25%;
        height: 10%;
      }

      50% {
        background: #444;
        height: 100%;
        margin-top: 0%;
      }

      100% {
        background: #ccc;
        height: 10%;
        margin-top: 25%;
      }
    }
  </style>
</head>

<body>
  <div id="root">
    <div class="loader">
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
      <span></span>
    </div>
  </div>
</body>

</html>